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<h1 class="topictitle1">修改目标端重删设置</h1>
<div><p>目标端重删开关一旦开启，后续修改将不再生效。每个受保护的对象会创建一个文件系统用于存放备份副本，备份副本生成后，目标端重删开关修改后不生效。若需要修改目标端重删开关的设置，则需要删除受保护对象的所有副本，再对受保护的对象重新制定备份策略，目标端重删开关修改才能生效。以下以修改NAS共享目标端重删开关为例进行说明。</p>
<div class="section"><h4 class="sectiontitle">操作步骤</h4><ol><li><span>选择<span class="uicontrol" id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_uicontrol1387642214492">“<span id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_text18761122134919">数据利用</span> &gt; <span id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_text087662214918">副本数据</span> &gt; 文件系统 &gt; <span id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_text2897115217345">NAS共享</span>”</span>。</span><p><div class="note" id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_note1634925131911"><img src="public_sys-resources/note_3.0-zh-cn.png"><span class="notetitle"> </span><div class="notebody"><p id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_p1934182521913">对于1.5.0版本，请选择<span class="uicontrol" id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_uicontrol08045348196">“<span id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_text980410346197">数据利用</span> &gt; <span id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_text4804183441910">副本数据</span> &gt; 文件服务 &gt; <span id="ZH-CN_TOPIC_0000002062497610__nas_s_0061_zh-cn_topic_0000001839142377_text20804834141911">NAS共享</span>”</span>。</p>
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</p></li><li id="ZH-CN_TOPIC_0000002062497610__li183611440284"><a name="ZH-CN_TOPIC_0000002062497610__li183611440284"></a><a name="li183611440284"></a><span>在“<span>副本</span>”页签，根据NAS共享名称查找到需要删除的NAS共享，在副本所在行单击“更多 &gt; <span>删除</span>”。</span></li><li><span>重复<a href="#ZH-CN_TOPIC_0000002062497610__li183611440284">步骤3</a>，直到删除保护对象的所有副本。</span></li><li><span>选择“更多 &gt; <span>修改保护</span>”，创建或修改对应的备份策略，重新执行备份。</span></li></ol>
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